mirror of
https://github.com/minio/minio.git
synced 2024-12-23 21:55:53 -05:00
Remove commands and commandsTree global variables. (#3855)
This commit is contained in:
Bala FA
Harshavardhana
parent
436db49bf3
commit
bff4d29415
@ -1,34 +0,0 @@
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/*
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* Minio Cloud Storage, (C) 2015 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package cmd
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import (
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"github.com/minio/cli"
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"github.com/minio/minio/pkg/trie"
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)
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// Collection of minio commands currently supported are.
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var commands = []cli.Command{}
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// Collection of minio commands currently supported in a trie tree.
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var commandsTree = trie.NewTrie()
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// registerCommand registers a cli command.
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func registerCommand(command cli.Command) {
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commands = append(commands, command)
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commandsTree.Insert(command.Name)
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}
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@ -1,41 +0,0 @@
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/*
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* Minio Cloud Storage, (C) 2017 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package cmd
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import (
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"testing"
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"github.com/minio/cli"
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)
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// Tests register command function.
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func TestRegisterCommand(t *testing.T) {
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registerCommand(cli.Command{
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Name: "test1",
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})
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ccount := len(commands)
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if ccount != 1 {
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t.Fatalf("Unexpected number of commands found %d", ccount)
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}
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registerCommand(cli.Command{
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Name: "test2",
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})
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ccount = len(commands)
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if ccount != 2 {
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t.Fatalf("Unexpected number of commands found %d", ccount)
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}
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}
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174
cmd/main.go
174
cmd/main.go
@ -1,5 +1,5 @@
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/*
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* Minio Cloud Storage, (C) 2015, 2016 Minio, Inc.
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* Minio Cloud Storage, (C) 2015, 2016, 2017 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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@ -17,29 +17,26 @@
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package cmd
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import (
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"fmt"
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"os"
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"sort"
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"time"
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"github.com/minio/cli"
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"github.com/minio/mc/pkg/console"
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"github.com/minio/minio/pkg/trie"
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)
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var (
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// global flags for minio.
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globalFlags = []cli.Flag{
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cli.StringFlag{
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Name: "config-dir, C",
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Value: getConfigDir(),
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Usage: "Path to configuration directory.",
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},
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cli.BoolFlag{
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Name: "quiet",
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Usage: "Disable startup information.",
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},
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}
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)
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// global flags for minio.
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var globalFlags = []cli.Flag{
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cli.StringFlag{
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Name: "config-dir, C",
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Value: getConfigDir(),
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Usage: "Path to configuration directory.",
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},
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cli.BoolFlag{
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Name: "quiet",
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Usage: "Disable startup information.",
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},
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}
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// Help template for minio.
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var minioHelpTemplate = `NAME:
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@ -61,43 +58,42 @@ VERSION:
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` + Version +
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`{{ "\n"}}`
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func migrate() {
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// Migrate config file
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err := migrateConfig()
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fatalIf(err, "Config migration failed.")
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func newApp() *cli.App {
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// Collection of minio commands currently supported are.
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commands := []cli.Command{}
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// Migrate other configs here.
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}
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// Collection of minio commands currently supported in a trie tree.
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commandsTree := trie.NewTrie()
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func enableLoggers() {
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// Enable all loggers here.
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enableConsoleLogger()
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enableFileLogger()
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// Add your logger here.
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}
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func findClosestCommands(command string) []string {
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var closestCommands []string
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for _, value := range commandsTree.PrefixMatch(command) {
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closestCommands = append(closestCommands, value.(string))
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// registerCommand registers a cli command.
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registerCommand := func(command cli.Command) {
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commands = append(commands, command)
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commandsTree.Insert(command.Name)
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}
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sort.Strings(closestCommands)
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// Suggest other close commands - allow missed, wrongly added and
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// even transposed characters
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for _, value := range commandsTree.Walk(commandsTree.Root()) {
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if sort.SearchStrings(closestCommands, value.(string)) < len(closestCommands) {
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continue
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}
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// 2 is arbitrary and represents the max
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// allowed number of typed errors
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if DamerauLevenshteinDistance(command, value.(string)) < 2 {
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findClosestCommands := func(command string) []string {
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var closestCommands []string
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for _, value := range commandsTree.PrefixMatch(command) {
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closestCommands = append(closestCommands, value.(string))
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}
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}
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return closestCommands
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}
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func registerApp() *cli.App {
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sort.Strings(closestCommands)
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// Suggest other close commands - allow missed, wrongly added and
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// even transposed characters
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for _, value := range commandsTree.Walk(commandsTree.Root()) {
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if sort.SearchStrings(closestCommands, value.(string)) < len(closestCommands) {
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continue
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}
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// 2 is arbitrary and represents the max
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// allowed number of typed errors
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if DamerauLevenshteinDistance(command, value.(string)) < 2 {
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closestCommands = append(closestCommands, value.(string))
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}
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}
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return closestCommands
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}
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// Register all commands.
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registerCommand(serverCmd)
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registerCommand(versionCmd)
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@ -108,6 +104,7 @@ func registerApp() *cli.App {
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Name: "help, h",
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Usage: "Show help.",
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}
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app := cli.NewApp()
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app.Name = "Minio"
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app.Author = "Minio.io"
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@ -120,89 +117,28 @@ func registerApp() *cli.App {
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app.Commands = commands
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app.CustomAppHelpTemplate = minioHelpTemplate
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app.CommandNotFound = func(ctx *cli.Context, command string) {
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msg := fmt.Sprintf("‘%s’ is not a minio sub-command. See ‘minio --help’.", command)
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console.Printf("‘%s’ is not a minio sub-command. See ‘minio --help’.\n", command)
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closestCommands := findClosestCommands(command)
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if len(closestCommands) > 0 {
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msg += fmt.Sprintf("\n\nDid you mean one of these?\n")
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console.Println()
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console.Println("Did you mean one of these?")
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for _, cmd := range closestCommands {
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msg += fmt.Sprintf(" ‘%s’\n", cmd)
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console.Printf("\t‘%s’\n", cmd)
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}
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}
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console.Fatalln(msg)
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os.Exit(1)
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}
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return app
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}
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// Check for updates and print a notification message
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func checkUpdate() {
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// Its OK to ignore any errors during getUpdateInfo() here.
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if older, downloadURL, err := getUpdateInfo(1 * time.Second); err == nil {
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if older > time.Duration(0) {
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console.Println(colorizeUpdateMessage(downloadURL, older))
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}
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}
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}
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// envParams holds all env parameters
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type envParams struct {
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creds credential
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browser string
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}
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// Initializes a new config if it doesn't exist, else migrates any old config
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// to newer config and finally loads the config to memory.
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func initConfig() {
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envs := envParams{
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creds: mustGetCredentialFromEnv(),
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browser: mustGetBrowserFromEnv(),
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}
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// Config file does not exist, we create it fresh and return upon success.
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if !isConfigFileExists() {
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if err := newConfig(envs); err != nil {
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console.Fatalf("Unable to initialize minio config for the first time. Err: %s.\n", err)
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}
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console.Println("Created minio configuration file successfully at " + getConfigDir())
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return
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}
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// Migrate any old version of config / state files to newer format.
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migrate()
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// Once we have migrated all the old config, now load them.
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if err := loadConfig(envs); err != nil {
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console.Fatalf("Unable to initialize minio config. Err: %s.\n", err)
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}
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}
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// Generic Minio initialization to create/load config, prepare loggers, etc..
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func minioInit(ctx *cli.Context) {
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// Is TLS configured?.
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globalIsSSL = isSSL()
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// Initialize minio server config.
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initConfig()
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// Enable all loggers by now so we can use errorIf() and fatalIf()
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enableLoggers()
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// Init the error tracing module.
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initError()
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}
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// Main main for minio server.
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func Main(args []string, exitFn func(int)) {
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app := registerApp()
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// Start profiler if env is set.
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if profiler := os.Getenv("_MINIO_PROFILER"); profiler != "" {
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globalProfiler = startProfiler(profiler)
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}
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func Main(args []string) {
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app := newApp()
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// Run the app - exit on error.
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if err := app.Run(args); err != nil {
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exitFn(1)
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os.Exit(1)
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}
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}
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@ -21,6 +21,7 @@ import (
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"fmt"
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"net"
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"net/url"
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"os"
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"path"
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"sort"
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"strconv"
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@ -83,6 +84,80 @@ EXAMPLES:
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`,
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}
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// Check for updates and print a notification message
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func checkUpdate() {
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// Its OK to ignore any errors during getUpdateInfo() here.
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if older, downloadURL, err := getUpdateInfo(1 * time.Second); err == nil {
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if older > time.Duration(0) {
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console.Println(colorizeUpdateMessage(downloadURL, older))
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}
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}
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}
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// envParams holds all env parameters
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type envParams struct {
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creds credential
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browser string
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}
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func migrate() {
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// Migrate config file
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err := migrateConfig()
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fatalIf(err, "Config migration failed.")
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// Migrate other configs here.
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}
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func enableLoggers() {
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// Enable all loggers here.
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enableConsoleLogger()
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enableFileLogger()
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// Add your logger here.
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}
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// Initializes a new config if it doesn't exist, else migrates any old config
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// to newer config and finally loads the config to memory.
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func initConfig() {
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envs := envParams{
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creds: mustGetCredentialFromEnv(),
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browser: mustGetBrowserFromEnv(),
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}
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// Config file does not exist, we create it fresh and return upon success.
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if !isConfigFileExists() {
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if err := newConfig(envs); err != nil {
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console.Fatalf("Unable to initialize minio config for the first time. Err: %s.\n", err)
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}
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console.Println("Created minio configuration file successfully at " + getConfigDir())
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return
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}
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// Migrate any old version of config / state files to newer format.
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migrate()
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// Once we have migrated all the old config, now load them.
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if err := loadConfig(envs); err != nil {
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console.Fatalf("Unable to initialize minio config. Err: %s.\n", err)
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}
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}
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// Generic Minio initialization to create/load config, prepare loggers, etc..
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func minioInit(ctx *cli.Context) {
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// Is TLS configured?.
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globalIsSSL = isSSL()
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// Initialize minio server config.
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initConfig()
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// Enable all loggers by now so we can use errorIf() and fatalIf()
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enableLoggers()
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// Init the error tracing module.
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initError()
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}
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type serverCmdConfig struct {
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serverAddr string
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endpoints []*url.URL
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@ -368,12 +443,17 @@ func serverMain(c *cli.Context) {
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configDir = c.GlobalString("config-dir")
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}
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if configDir == "" {
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console.Fatalf("Configuration directory cannot be empty.")
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console.Fatalln("Configuration directory cannot be empty.")
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}
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// Set configuration directory.
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setConfigDir(configDir)
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// Start profiler if env is set.
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if profiler := os.Getenv("_MINIO_PROFILER"); profiler != "" {
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globalProfiler = startProfiler(profiler)
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}
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// Initializes server config, certs, logging and system settings.
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initServerConfig(c)
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